399 lines
14 KiB
C
399 lines
14 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikaextensionlist.c
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* Copyright (C) 2018 Jehan <jehan@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikawidgets/pikawidgets.h"
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#include "widgets-types.h"
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#include "core/pikaextension.h"
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#include "core/pikaextensionmanager.h"
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#include "pikaextensionlist.h"
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#include "pika-intl.h"
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enum
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{
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EXTENSION_ACTIVATED,
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LAST_SIGNAL
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};
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typedef enum
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{
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PIKA_EXT_LIST_USER,
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PIKA_EXT_LIST_SYSTEM,
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PIKA_EXT_LIST_SEARCH,
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} PikaExtensionListContents;
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struct _PikaExtensionListPrivate
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{
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PikaExtensionManager *manager;
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PikaExtensionListContents contents;
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};
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static void pika_extension_list_set (PikaExtensionList *list,
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const GList *extensions,
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gboolean is_system);
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static void pika_extension_list_ext_installed (PikaExtensionManager *manager,
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PikaExtension *extension,
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gboolean is_system_ext,
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PikaExtensionList *list);
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static void pika_extension_list_ext_removed (PikaExtensionManager *manager,
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gchar *extension_id,
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PikaExtensionList *list);
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static void pika_extension_list_delete_clicked (GtkButton *delbutton,
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PikaExtensionList *list);
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static void pika_extension_switch_active (GObject *onoff,
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GParamSpec *spec,
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gpointer extension);
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static void pika_extension_row_activated (GtkListBox *box,
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GtkListBoxRow *row,
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gpointer user_data);
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G_DEFINE_TYPE_WITH_PRIVATE (PikaExtensionList, pika_extension_list,
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GTK_TYPE_LIST_BOX)
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#define parent_class pika_extension_list_parent_class
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static guint signals[LAST_SIGNAL] = { 0, };
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static void
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pika_extension_list_class_init (PikaExtensionListClass *klass)
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{
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signals[EXTENSION_ACTIVATED] =
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g_signal_new ("extension-activated",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (PikaExtensionListClass, extension_activated),
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NULL, NULL, NULL,
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G_TYPE_NONE, 1,
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PIKA_TYPE_OBJECT);
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}
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static void
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pika_extension_list_init (PikaExtensionList *list)
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{
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gtk_list_box_set_selection_mode (GTK_LIST_BOX (list),
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GTK_SELECTION_SINGLE);
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gtk_list_box_set_activate_on_single_click (GTK_LIST_BOX (list),
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FALSE);
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list->p = pika_extension_list_get_instance_private (list);
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}
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static void
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pika_extension_list_disable (GtkWidget *row,
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gchar *extension_id)
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{
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PikaExtension *extension;
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GtkWidget *outframe = gtk_bin_get_child (GTK_BIN (row));
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extension = g_object_get_data (G_OBJECT (outframe), "extension");
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g_return_if_fail (extension);
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if (g_strcmp0 (pika_object_get_name (extension), extension_id) == 0)
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{
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GtkWidget *button = gtk_frame_get_label_widget (GTK_FRAME (outframe));
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GtkWidget *image = gtk_bin_get_child (GTK_BIN (button));
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gtk_widget_set_sensitive (gtk_bin_get_child (GTK_BIN (outframe)), FALSE);
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gtk_image_set_from_icon_name (GTK_IMAGE (image), PIKA_ICON_EDIT_UNDO,
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GTK_ICON_SIZE_MENU);
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gtk_image_set_pixel_size (GTK_IMAGE (image), 12);
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}
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}
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GtkWidget *
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pika_extension_list_new (PikaExtensionManager *manager)
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{
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PikaExtensionList *list;
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g_return_val_if_fail (PIKA_IS_EXTENSION_MANAGER (manager), NULL);
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list = g_object_new (PIKA_TYPE_EXTENSION_LIST, NULL);
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list->p->manager = manager;
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g_signal_connect (manager, "extension-installed",
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G_CALLBACK (pika_extension_list_ext_installed),
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list);
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g_signal_connect (manager, "extension-removed",
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G_CALLBACK (pika_extension_list_ext_removed),
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list);
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return GTK_WIDGET (list);
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}
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void
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pika_extension_list_show_system (PikaExtensionList *list)
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{
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list->p->contents = PIKA_EXT_LIST_SYSTEM;
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pika_extension_list_set (list,
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pika_extension_manager_get_system_extensions (list->p->manager),
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TRUE);
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}
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void
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pika_extension_list_show_user (PikaExtensionList *list)
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{
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list->p->contents = PIKA_EXT_LIST_USER;
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pika_extension_list_set (list,
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pika_extension_manager_get_user_extensions (list->p->manager),
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FALSE);
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}
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void
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pika_extension_list_show_search (PikaExtensionList *list,
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const gchar *search_terms)
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{
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list->p->contents = PIKA_EXT_LIST_SEARCH;
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/* TODO */
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pika_extension_list_set (list, NULL, FALSE);
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}
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static void
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pika_extension_list_set (PikaExtensionList *list,
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const GList *extensions,
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gboolean is_system)
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{
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GList *iter = (GList *) extensions;
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gtk_container_foreach (GTK_CONTAINER (list),
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(GtkCallback) gtk_widget_destroy,
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NULL);
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for (; iter; iter = iter->next)
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{
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PikaExtension *extension = iter->data;
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pika_extension_list_ext_installed (list->p->manager, extension,
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is_system, list);
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}
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gtk_container_foreach (GTK_CONTAINER (list),
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(GtkCallback) gtk_list_box_row_set_activatable,
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GUINT_TO_POINTER (TRUE));
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g_signal_connect (list, "row-activated",
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G_CALLBACK (pika_extension_row_activated), NULL);
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}
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static void
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pika_extension_list_ext_installed (PikaExtensionManager *manager,
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PikaExtension *extension,
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gboolean is_system_ext,
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PikaExtensionList *list)
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{
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GList *rows;
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GList *iter;
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GtkWidget *outframe;
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GtkWidget *grid;
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GtkWidget *onoff;
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GtkWidget *image;
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if (list->p->contents == PIKA_EXT_LIST_SEARCH ||
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(list->p->contents == PIKA_EXT_LIST_USER && is_system_ext) ||
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(list->p->contents == PIKA_EXT_LIST_SYSTEM && ! is_system_ext))
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return;
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/* Check if extension already listed (i.e. removed then reinstalled). */
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rows = gtk_container_get_children (GTK_CONTAINER (list));
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for (iter = rows; iter; iter = iter->next)
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{
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PikaExtension *row_ext;
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GtkWidget *outframe = gtk_bin_get_child (GTK_BIN (iter->data));
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row_ext = g_object_get_data (G_OBJECT (outframe), "extension");
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g_return_if_fail (row_ext);
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if (extension == row_ext)
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{
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GtkWidget *button = gtk_frame_get_label_widget (GTK_FRAME (outframe));
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image = gtk_bin_get_child (GTK_BIN (button));
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gtk_widget_set_sensitive (gtk_bin_get_child (GTK_BIN (outframe)), TRUE);
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gtk_image_set_from_icon_name (GTK_IMAGE (image), PIKA_ICON_EDIT_DELETE,
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GTK_ICON_SIZE_MENU);
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gtk_image_set_pixel_size (GTK_IMAGE (image), 12);
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g_list_free (rows);
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return;
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}
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}
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g_list_free (rows);
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outframe = gtk_frame_new (pika_extension_get_name (extension));
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gtk_container_add (GTK_CONTAINER (list), outframe);
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g_object_set_data (G_OBJECT (outframe), "extension", extension);
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gtk_widget_show (outframe);
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grid = gtk_grid_new ();
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gtk_grid_set_column_homogeneous (GTK_GRID (grid), FALSE);
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gtk_grid_set_row_homogeneous (GTK_GRID (grid), FALSE);
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gtk_container_add (GTK_CONTAINER (outframe), grid);
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gtk_widget_show (grid);
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/* On/Off switch. */
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onoff = gtk_switch_new ();
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gtk_widget_set_vexpand (onoff, FALSE);
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gtk_widget_set_hexpand (onoff, FALSE);
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gtk_widget_set_halign (onoff, GTK_ALIGN_CENTER);
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gtk_widget_set_valign (onoff, GTK_ALIGN_CENTER);
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gtk_switch_set_active (GTK_SWITCH (onoff),
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pika_extension_manager_is_running (list->p->manager,
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extension));
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gtk_widget_set_sensitive (onoff,
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pika_extension_manager_can_run (list->p->manager,
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extension));
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g_signal_connect (onoff, "notify::active",
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G_CALLBACK (pika_extension_switch_active), extension);
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gtk_grid_attach (GTK_GRID (grid), onoff, 0, 0, 1, 1);
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gtk_widget_show (onoff);
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/* Short description. */
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if (pika_extension_get_comment (extension))
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{
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GtkWidget *desc = gtk_text_view_new ();
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GtkTextBuffer *buffer;
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buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (desc));
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gtk_text_buffer_set_text (buffer,
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pika_extension_get_comment (extension),
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-1);
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gtk_text_view_set_editable (GTK_TEXT_VIEW (desc), FALSE);
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gtk_widget_set_vexpand (desc, TRUE);
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gtk_widget_set_hexpand (desc, TRUE);
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gtk_grid_attach (GTK_GRID (grid), desc, 1, 0, 1, 1);
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gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (desc),
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GTK_WRAP_WORD_CHAR);
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gtk_widget_show (desc);
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}
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/* Delete button. */
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if (! is_system_ext)
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{
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GtkWidget *delbutton;
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delbutton = gtk_button_new ();
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g_object_set_data (G_OBJECT (delbutton), "extension", extension);
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g_signal_connect (delbutton, "clicked",
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G_CALLBACK (pika_extension_list_delete_clicked),
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list);
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gtk_button_set_relief (GTK_BUTTON (delbutton), GTK_RELIEF_NONE);
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image = gtk_image_new_from_icon_name (PIKA_ICON_EDIT_DELETE,
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GTK_ICON_SIZE_MENU);
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gtk_image_set_pixel_size (GTK_IMAGE (image), 12);
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gtk_widget_set_vexpand (delbutton, FALSE);
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gtk_widget_set_hexpand (delbutton, FALSE);
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gtk_widget_set_halign (delbutton, GTK_ALIGN_END);
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gtk_widget_set_valign (delbutton, GTK_ALIGN_START);
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gtk_container_add (GTK_CONTAINER (delbutton), image);
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gtk_widget_show (image);
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gtk_grid_attach (GTK_GRID (grid), delbutton, 2, 0, 1, 1);
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gtk_widget_show (delbutton);
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}
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}
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static void
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pika_extension_list_ext_removed (PikaExtensionManager *manager,
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gchar *extension_id,
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PikaExtensionList *list)
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{
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gtk_container_foreach (GTK_CONTAINER (list),
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(GtkCallback) pika_extension_list_disable,
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extension_id);
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}
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static void
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pika_extension_list_delete_clicked (GtkButton *delbutton,
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PikaExtensionList *list)
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{
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PikaExtensionManager *manager = list->p->manager;
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PikaExtension *extension;
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GError *error = NULL;
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extension = g_object_get_data (G_OBJECT (delbutton), "extension");
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g_return_if_fail (extension);
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if (pika_extension_manager_is_removed (manager, extension))
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pika_extension_manager_undo_remove (manager, extension, &error);
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else
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pika_extension_manager_remove (manager, extension, &error);
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if (error)
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{
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g_warning ("%s: %s\n", G_STRFUNC, error->message);
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g_error_free (error);
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}
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}
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static void
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pika_extension_switch_active (GObject *onoff,
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GParamSpec *pspec,
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gpointer extension)
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|
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{
|
||
|
|
PikaExtension *ext = (PikaExtension *) extension;
|
||
|
|
|
||
|
|
if (gtk_switch_get_active (GTK_SWITCH (onoff)))
|
||
|
|
{
|
||
|
|
GError *error = NULL;
|
||
|
|
|
||
|
|
pika_extension_run (ext, &error);
|
||
|
|
if (error)
|
||
|
|
{
|
||
|
|
g_signal_handlers_block_by_func (onoff,
|
||
|
|
G_CALLBACK (pika_extension_switch_active),
|
||
|
|
extension);
|
||
|
|
gtk_switch_set_active (GTK_SWITCH (onoff), FALSE);
|
||
|
|
g_signal_handlers_unblock_by_func (onoff,
|
||
|
|
G_CALLBACK (pika_extension_switch_active),
|
||
|
|
extension);
|
||
|
|
g_printerr ("Extension '%s' failed to run: %s\n",
|
||
|
|
pika_object_get_name (ext),
|
||
|
|
error->message);
|
||
|
|
g_error_free (error);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
pika_extension_stop (ext);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_extension_row_activated (GtkListBox *box,
|
||
|
|
GtkListBoxRow *row,
|
||
|
|
gpointer user_data)
|
||
|
|
{
|
||
|
|
GtkWidget *frame = gtk_bin_get_child (GTK_BIN (row));
|
||
|
|
|
||
|
|
g_signal_emit (box, signals[EXTENSION_ACTIVATED], 0,
|
||
|
|
g_object_get_data (G_OBJECT (frame), "extension"));
|
||
|
|
}
|
